//
//  UserAccount.swift
//  WeiBo_One
//
//  Created by 李炎 on 15/10/22.
//  Copyright © 2015年 蜡笔小炎. All rights reserved.
//

import UIKit
import Foundation

class UserAccount: NSObject, NSCoding {
    //MARK: - 属性
    ///用于调用access_token，接口获取授权后的access token。
    var access_token: String?
    /// access_token 的作废时间
    var expires_Date: NSDate? 
    ///access_token的生命周期，单位是秒数。
    var expires_in: NSTimeInterval = 0 {
        didSet {
            expires_Date = NSDate(timeIntervalSinceNow: expires_in)
        }
    }
    ///当前授权用户的UID。
    var uid: String?
    /// 用户昵称
    var screen_name: String?
    /// 用户头像地址。180 x 180
    var avatar_large: String?
    
    //MARK: - 构造函数
    /// 字典转模型
    init(dict: [String: AnyObject]) {
        
        super.init()
        
        setValuesForKeysWithDictionary(dict)
    }
    override func setValue(value: AnyObject?, forUndefinedKey key: String) {}
    /// 重写描述
    override var description: String {
        let keys = ["access_token", "expires_in","expires_Date", "uid","avatar_large","screen_name"]
        
        return dictionaryWithValuesForKeys(keys).description
    }
    
    //MARK: - 归档 & 解档

    
    /// 归档
    func encodeWithCoder(aCoder: NSCoder) {
        aCoder.encodeObject(access_token, forKey: "access_token")
        aCoder.encodeObject(expires_Date, forKey: "expires_Date")
        aCoder.encodeObject(uid, forKey: "uid")
        aCoder.encodeObject(avatar_large, forKey: "avatar_large")
        aCoder.encodeObject(screen_name, forKey: "screen_name")
    }
    /// 解档
    required init?(coder aDecoder: NSCoder) {
        access_token = aDecoder.decodeObjectForKey("access_token") as? String
        expires_Date = aDecoder.decodeObjectForKey("expires_Date") as? NSDate
        uid = aDecoder.decodeObjectForKey("uid") as? String
        avatar_large = aDecoder.decodeObjectForKey("avatar_large") as? String
        screen_name = aDecoder.decodeObjectForKey("screen_name") as? String
    }

}




